Ranimculus atavorum Sap. — Rhamnacinium porcupinianum Penli. 169 
Ranunculus atavorum Sap. — Abb.; Beschr.; Plaisancien, Niac; Vergleich mit 
rezenten Ranunculaceae — Laurent (1), p. 50, 51, 75, 76, Taf. IV, Fig. 7, 
Taf. VII, Fig. 9, Tabelle. 
Ranunculus flammula L. — Diluvial, Scotland — Lewis (1) — Allgemeiner 
Teil — ibid., p. 64. 
Ranunculus Flammula L. — Preglacial, England — Reid (3), p. 209, 211, 
Taf. 11, Fig. 5. 
Ranunculus fluitans Lam. — Vergleich mit R. atavorum Sap. — Laurent (1), 
p. 50. 
Ranunculus Lingua L. — Diluvial, Groß-Britannien — Lewis (1) — All¬ 
gemeiner Teil — ibid., p. 61. 
Ranunculus Lingua L. — Preglacial, England — Reid (3), p. 209, 211, Taf. 11, 
Fig. 6. 
Ranunculus nemorosus DC. — Preglacial, England — Reid (3), p. 209, 212, 222, 
Taf. 11, Fig. 8. 
Ranunculus parviflorus L. — Vergleich mit R. atavorum Sap. — Laurent (1), 
p. 50. 
Ranunculus Philonotis Retz. — Vergleich mit R. atavorum Sap. — Laurent (1), 
p. 50. 
Ranunculus repens L. — Diluvial, Shetland — Lewis (1), p. 50, 53, Taf. III, 
Fig. 4 — Allgemeiner Teil — ibid., p. 60, 64. 
Ranunculus repens L. — Diluvial, York — Stather (1), p. 327. 
Ranunculus repens L. — Preglacial,England — Reid (3), p. 209, 212, Taf. 11, Fig. 7. 
Ranunculus sceleratus L. — Diluvial, York — Stather (1), p. 327. 
Ranunculus sceleratus L. — Preglacial, England — Reid (3), p. 209, 211, 
Taf. 11, Fig. 4. 
Ranunculus spec. 7 und 8 — Preglacial, England — Reid (3), p. 209, 212, 
Taf. 11, Fig. 9, 10. 
Renaultia — Allgemeines — Scott (1), p. 284, 285, Fig. 109B. 
Renaultia — Fruktifikation — Scott (2), p. 391, Fig. 8. 
Renaultia — Sporangien; Phylogenie — Lignier (1), p. 537. 
Renaultia chaerophylloides Zeiller — fertiler Zustand von Ovopteris chaerophyl- 
loides Bgt. — Behrend (1), p. 671. 
Renaultia Footneri (Marrat.) — Karbon, North Derbyshire — Horwood (3), p. 6. 
Reynosia texana Penh. n. sp. — Anatomie; Tertiär, Texas — Penhallow (2), 
p. 97, 98, Taf. II, Fig. 4, Taf. III, Fig. 5. 
Rhabdocarpus — Karbon, Bethune — Carpentier (1), p. 72, 74, 75. 
Rhabdocarpus — Unterschied von Cardiocarpus— C. E. Bert ran d (3), p. 395, 396. 
Rhabdocarpus elongatus Kidst. — Karbon, Leicestershire und South Derbyshire 
— Horwood (4), p. 131, 163. 
Rhabdocarpus ovoideus — Karbon, Oran — Douville et Zeiller (1), p. 734. 
Rhabdocarpus spec. — Carbonif. Limestone, Thirshfield — Wheelton Hind(l), 
p. 317. 
Rhabdocarpus spec. — Karbon, Leicestershire und South Derbyshire — Hor¬ 
wood (4), p. 147, 150, 166. 
Rhabdocarpus spec. — Karbon, North Derbyshire — Horwood (2), p. 9. 
Rhacomitrium lanuginosum — Diluvial, Scottish Highlands — Lewis (1), 
p. 40 — Hebride Inseln — ibid., p. 48 — Shetland — ibid., p. 55. 
Rhacopteris Stur. — Microsporophylle von Pteridospermae — Scott (1), p. 289. 
Rhacopteris elegans Ett. — Abb. — Pompeckj et Salfeld (1), Taf. IX. 
Rhamnaceae — Tertiär, Florissant; Bestimmungstabelle — Cockerell (3), p. 102. 
Rhamnacinium porcupinianum Penh. — Tertiär, Canada — Penhallow (4), 
p. 12, 83, 138 — Penhallow (1), p. 324. 
